Models & Model Kits

Joytopiaminds Stirling Engine Model Kit, Mini Semi-Perspective Free Piston Hot Air Stirling Engine with Quartz Glass & Alcohol Lamp for Physical Science Experiment Display Unique Semi-Exposed Design: Features partial cutaway construction revealing internal free-piston mechanism. Demonstrates Stirling cycle principles through visible heat-driven motion (16x9.5x7.5cm) Authentic External Combustion: Powered solely by... Joytopiaminds Stirling Engine Model Kit, Mini Semi-Perspective Free Piston Hot Air Stirling Engine with Quartz Glass & Alcohol Lamp for Physical Science Experiment Display